Chapter 3 Practice Quizzes

the electrical signal that typically moves from the cell body down the axon to the axon terminals

action potential

During the fight or flight response, which of the following endocrine glands is most likely to increase activity?

adrenal

___ is a neurotransmitter with roles in pleasure and pain modulation

beta-endorphin

The two major divisions of

central nervous system and peripheral nervous system

Selective serotonin reuptake inhibitors (SSRIs) are drugs commonly prescribed for

depression

a neurotransmitter involved in mood, reward, addiction and motor behavior

dopamine

Gyri

folds

Gyri and sulci are the ________ and ________, respectively, which characterize the surface of the human brain.

folds ; grooves

Broca's area is located in which lobe of the brain?

frontal

A difference in ___ can explain why one person dies from a disease and another person survives

genetics

sulci

grooves

________ asserts that our genes set the boundaries within which we can operate, and our environment interacts with our genes to determine where within those boundaries we will fall.

range of reaction

which of the following senses is not routed through the thalamus

smell

Jeremy has Parkinson's disease, a progressive neurodegenerative disease that affects motor skills. In addition to motor symptoms, Jeremy has noticed changes in his mood, and he feels the need to smoke more cigarettes than he used to. It is likley that Jeremy's ___ is producing less ___ than it needs

substantia nigra ; dopamine

The ___ nervous system is responsible for responses such as pupil dilation, increased heart rate, and increased respiration

sympathetic

The space between neurons

synapse

The ___ is involved in our experience or emotion and tying emotional meaning to our memories

amygdala

Which of the following areas is located in the frontal lobe of the brain? thalamus hippocampus Wernicke's area Broca's area

Broca's area

Randolf is walking down the street of his hometown, after being away for several years, when he smells the scent of freshly baked pie coming from a local baker. He suddenly has vivid memories of walking down this street as a child, holding both of his parents' hands, and swinging between them, feeling relaxed and happy. This is because the sense of smell projects directly to the ________, which is responsible for ________ memories.

limbic system ; emotional

Hyperpolarization means that the

membrane potential becomes slightly more negative than the resting potential

The ___ is located deep within the brain, and it includes structures such as the substantia nigra and ventral tegmental area

midbrain

Polygenic means that most traits are controlled by ________.

more than one gene

___ is a technique often used in studies investigating sleep patterns. Researchers place electrodes at various locations on a person's head in order to record brainwaves.

electroencephalography (EEG)

The ________ extends through the hindbrain, midbrain, and forebrain.

reticular formation

Which of the following is not a part of the fight or flight response?

running away

The auditory cortex is located in which lobe of the brain

temporal